1 /*

     2  * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package sun.text;

    27 

    28 import sun.text.normalizer.NormalizerBase;

    29 import sun.text.normalizer.NormalizerImpl;

    30 

    31 /**

    32  * This Normalizer is for Unicode 3.2 support for IDNA only.

    33  * Developers should not use this class.

    34  *

    35  * @ since 1.6

    36  */

    37 public final class Normalizer {

    38 

    39     private Normalizer() {};

    40 

    41     /**

    42      * Option to select Unicode 3.2 (without corrigendum 4 corrections) for

    43      * normalization.

    44      */

    45     public static final int UNICODE_3_2 = NormalizerBase.UNICODE_3_2_0_ORIGINAL;

    46 

    47     /**

    48      * Normalize a sequence of char values.

    49      * The sequence will be normalized according to the specified normalization

    50      * from.

    51      * @param src        The sequence of char values to normalize.

    52      * @param form       The normalization form; one of

    53      *                   {@link java.text.Normalizer.Form#NFC},

    54      *                   {@link java.text.Normalizer.Form#NFD},

    55      *                   {@link java.text.Normalizer.Form#NFKC},

    56      *                   {@link java.text.Normalizer.Form#NFKD}

    57      * @param option     The normalization option;

    58      *                   {@link sun.text.Normalizer#UNICODE_3_2}

    59      * @return The normalized String

    60      * @throws NullPointerException If <code>src</code> or <code>form</code>

    61      * is null.

    62      */

    63     public static String normalize(CharSequence src,

    64                                    java.text.Normalizer.Form form,

    65                                    int option) {

    66         return NormalizerBase.normalize(src.toString(), form, option);

    67     };

    68 

    69     /**

    70      * Determines if the given sequence of char values is normalized.

    71      * @param src        The sequence of char values to be checked.

    72      * @param form       The normalization form; one of

    73      *                   {@link java.text.Normalizer.Form#NFC},

    74      *                   {@link java.text.Normalizer.Form#NFD},

    75      *                   {@link java.text.Normalizer.Form#NFKC},

    76      *                   {@link java.text.Normalizer.Form#NFKD}

    77      * @param option     The normalization option;

    78      *                   {@link sun.text.Normalizer#UNICODE_3_2}

    79      * @return true if the sequence of char values is normalized;

    80      * false otherwise.

    81      * @throws NullPointerException If <code>src</code> or <code>form</code>

    82      * is null.

    83      */

    84     public static boolean isNormalized(CharSequence src,

    85                                        java.text.Normalizer.Form form,

    86                                        int option) {

    87         return NormalizerBase.isNormalized(src.toString(), form, option);

    88     }

    89 

    90     /**

    91      * Returns the combining class of the given character

    92      * @param ch character to retrieve combining class of

    93      * @return combining class of the given character

    94      */

    95     public static final int getCombiningClass(int ch) {

    96         return NormalizerImpl.getCombiningClass(ch);

    97     }

    98 }